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109250 (2001 QX102)
Classification: Main-belt Asteroid          SPK-ID: 2109250
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1066769143634735 4.5438e-08  
a 3.145145880826967 2.155e-08 au
q 2.809631423037357 1.4439e-07 au
i 3.762421001528521 4.2573e-06 deg
node 120.0381064096087 7.6522e-05 deg
peri 280.9222497972613 7.9593e-05 deg
M 53.62707646658736 2.0584e-05 deg
tp 2458697.012199030506
(2019-Aug-01.51219903)
0.00011634 TDB
period 2037.321732746145
5.58
2.0939e-05
5.733e-08
d
yr
n .1767025768260711 1.8161e-09 deg/d
Q 3.480660338616577 2.3849e-08 au
  Orbit Determination Parameters
   # obs. used (total)      970  
   data-arc span      6762 days (18.51 yr)  
   first obs. used      2001-07-27  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4955  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 03:22:08  

Additional Information
 Earth MOID = 1.82105 au 
 Jupiter MOID = 1.90855 au 
 T_jup = 3.197 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.5   n/a MPO338038  
diameter diameter 6.880 km 0.208 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 5.940 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Chang, C.-K.; Lin, H.-W.; Ip, W.-H.; Prince, T.A.; et al. (2016) Astrophys. J. Sup. Ser. 227, A20.]
geometric albedo albedo 0.071   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109250 (2001 QX102)          Discovered 2001-Aug-19 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2001 QX102 = 2002 TO227 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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